Nightline Africa: Rwanda vaccinates contact tracers and health workers against the Marburg virus as the United States issues warnings against travel to the country. Mozambicans await election results. Kenya produces diesel fuel made from plastic waste in order to provide cheaper fuel and to reduce plastic waste pollution. Plus, Trade and maritime traffic between Cameroon and Nigeria nosedived this week after a Cameroonian state governor ordered a temporary trade ban. Plus, trade and maritime traffic between Cameroon and Nigeria nosedived this week after a Cameroonian state governor ordered a temporary trade ban. For all this and more tune in Nightline Africa.